Use a graphing utility to graph the polar equation.r = cos 4?
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Find the coordinates of the centroid of the given figure.The solid generated by revolving the region bounded by 
and 
about the x-axis
A. 
B. 
C. 
D. 
Mathematics
Find the exact value of the expression.sin 25° cos 35° + cos 25° sin 35°
A. 
B. 
C. 
D. 
Mathematics
Find the sum.
A. - 
B. - 
C. - 
D. - 
Mathematics
Evaluate the expression: 4!
a. 120 b. 4 c. 12 d. 24
Mathematics